all details of DG UPS HVAC

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What is Grounding?

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Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

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if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 Answers  

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How can we connect additional batteries to three phase ups? What are parameters we have to check when connecting?

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I know current,volt,powerfactor of an electrical line. In this line how I will calculate Active power and Reactive power

2 Answers  

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what is the difference between elcb,rccb,mcb.

8 Answers   HCL, RCCB,

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how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

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Find active & Reactive Power transmitted in a transmisston line having Vs30 degree(sending end) to Vr(zero degree)at receving end with line inductance X ohm. Vs(30degree)-------------------Vr(zero degree) X ohm

3 Answers  

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Can we use droop CT in neutral in place of W phase of alternator ?

2 Answers  

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How we calculate DC inducation moter Amp? Sir pls give me formula......

0 Answers   Superlite,

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Why we use circular(Stepped) cross section in transformer core?

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